Pororo and his friends will play Doctor at Pororo's house today. When Loopy puts her stethoscope on Crong's belly, she learns that Crong is hungry as she heard the growling sound from his belly. The friends are surprised to see Loopy finding out that Crong is hungry. They think Loopy can read their mind through her stethoscope. After having a checkup by Loopy, Pororo, Eddy, and Poby start confessing their lies and faults and start making apologies...